Did you know Google has a homepage with a black background?
A black background saves a lot of energy rather than a white background but is also easier on the eyes (especially when your eyes are accustomed to the black screen in CAD)! I used black as the background here on my blog because I think it makes photos pop more but now this is definitely a good reason to switch over elsewhere! I just changed my computer's homepage from google to blackle!!
Check it out!